Slide fastener



FIG. 1 is a front elevational view of one element of my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top and left perspective view thereof;

FIG. 8 is a bottom and right perspective view thereof;

FIG. 9 is a front elevational view of a plurality of elements of my new design interlocking with each other in a closed position;

FIG. 10 is a perspective view thereof; and,

FIG. 11 is a perspective view of a plurality of elements of my new design interlocking with each other in a partially open position.

The broken line showing of the planar surfaces where the elements are attached in FIG. 11 illustrate environmental matter which form no part of the claimed design. 

CLAIM The ornamental design for a slide fastener, as shown and described. 